gistfile1.rb

  def browse
    root, dir = File.expand_path("."), request[:dir]
    @lis = []
    begin
      path = root + "/" + dir 
      Dir.chdir(File.expand_path(path)) do
        if Dir.pwd[0,root.length] == root then
          files = Dir.glob("*")
          files.each{ |x|
            next unless File.directory?(x)
            @lis << "<li class=\"directory collapsed\"><a href=\"#\" rel=\"#{dir}#{x}/\">#{x}</a></li>";
          }
          files.each{ |x|
            next unless File.file?(x)
            ext = File.extname(x)[1..-1]
            @lis << "<li class=\"file ext_#{ext}\"><a href=\"#\" rel=\"#{dir}#{x}\">#{x}</a></li>"
          }
        else
          @lis << "<li>You are way out of your league</li>"
        end
      end
    rescue 
      @lis << "<li>Internal Error</li>"
    end
    @lis << "</ul>"
  end